The Federal Government wants to see land frozen under Small Block Irrigators Exit grants, returned to productivity sooner.

Irrigators, including wine and citrus growers near the Murray River, were offered the grants from 2008 to help them leave the land.

The last of the grants were given out in 2011, which means some blocks of land will be frozen until till 2016.

The Parliamentary Secretary for the Environment, Senator Simon Birmingham, says he'll conduct a full review of the impact of the grants.

'I think that it has created a problem for a lot of irrigation districts where blocks are looking like wasteland rather than productive land and that we really need to address that and give every opportunity to return those lands to productive use.'

Chile in fruit export boom

The South American country of Chile has become the world's number one exporter of grapes, apples, peaches and avocados.

Chile's fruit exports have doubled to Asia in the past six years, with total fruit exports worth $4.3 billion last year.

But the country saw destructive frosts last month, and has had a ten-year drought.

A horticulture trade consultant of Chile, Gustavo Yentzen says Chile faces many challenges similar to Australia.

'The government is working in several measures to save water, building dams and water reservoirs.

'Unfortunately that takes a lot of time and huge investment.

'And there're also working on other projects like a water highway from the South of Chile to the northern part of Chile.'

Brazilian chef says Australia must promote local ingredients

One of the world's leading chefs says a greater focus on local ingredients in Australia could result in social, economic and environmental change.

Brazilian chef Alex Atala is chef and owner of the sixth best restaurant in the world and widely considered to be one of the most influential voices in world cooking.

He says Australia, like Brazil, still needs to place a greater emphasis on using native ingredients.

'This can be a very important benefit. Not only for food, but in an economic sense, in a cultural sense, and maybe in an environmental sense as well.